Finding the Fourth Proportional to 35,765.87, 49,365.86 and 20,667.29

Step by Step Solution

1. Step 1: Write the proportion equation
   35,765.87 : 49,365.86 = 20,667.29 : x
2. Step 2: Convert to fraction form
   35,765.87/49,365.86 = 20,667.29/x
3. Step 3: Cross multiply
   35,765.87x = 49,365.86 × 20,667.29
4. Step 4: Simplify right side
   35,765.87x = 1,020,258,194.55
5. Step 5: Solve for x
   x = 1,020,258,194.55/35,765.87
6. Step 6: Final answer
   x = 28,526.03